2
votes
Accepted
Formaldehyde concentration checking in furniture
Formaldehyde should not be detectable, let alone recognizable, at ~4 ppb [1]. It is strong, but not that strong.
I also wouldn't really describe the smell of formaldehyde as "woody." The &...
- 943
2
votes
What is the chemistry underlying chlorine recommendations in spa water care guides for UV/Ozone pools?
You do not really need to understand the chlorination chemistry for proper dosing.
What you need to know is:
recommended concentrations of active chlorine (the link or search) in $c_0\ \pu{[mg/L]}$. ...
- 43.3k
2
votes
Making sense of these recipes for removing anodized coatings of aluminum
Since aluminum will oxidize rapidly in air, reproducing any removed $\ce{Al2O3}$ layer, consider plating the aluminum parts with a material easier to bake out.
Electroplate nickel onto the aluminum ...
- 34.8k
Only top scored, non community-wiki answers of a minimum length are eligible